code: def __init__(
      self, num_channels, flip_sin_to_cos, downscale_freq_shift
  ):
      super().__init__()
      self.num_channels = num_channels
      self.flip_sin_to_cos = flip_sin_to_cos
      self.downscale_freq_shift = downscale_freq_shift
  
file_path: PaddleHub/modules/image/text_to_image/stable_diffusion/diffusers/models/embeddings.py
imports: import math
  import numpy
  import paddle
  import paddle.nn
  import paddle.nn.functional
label_desc: Use image node_id 1 to create a new Timesteps object from inherited base classes: nn with example: obj = Timesteps(num_channels, flip_sin_to_cos, downscale_freq_shift)